diff --git a/src/ImageProcessor.Web/Helpers/ImageHelpers.cs b/src/ImageProcessor.Web/Helpers/ImageHelpers.cs
index 3ba8a56fc..fee71b606 100644
--- a/src/ImageProcessor.Web/Helpers/ImageHelpers.cs
+++ b/src/ImageProcessor.Web/Helpers/ImageHelpers.cs
@@ -29,11 +29,6 @@ namespace ImageProcessor.Web.Helpers
         /// </summary>
         public static readonly string ExtensionRegexPattern = BuildExtensionRegexPattern();
 
-        /// <summary>
-        /// The regex for matching the format to ignore when parsing image extensions.
-        /// </summary>
-        private static readonly Regex FormatProcessorRegex = new Regex(@"format=[\w+-]+.", RegexOptions.IgnoreCase);
-
         /// <summary>
         /// The image format regex.
         /// </summary>
diff --git a/src/ImageProcessor/ImageFactory.cs b/src/ImageProcessor/ImageFactory.cs
index 8e8a1d396..82fb586f4 100644
--- a/src/ImageProcessor/ImageFactory.cs
+++ b/src/ImageProcessor/ImageFactory.cs
@@ -299,26 +299,6 @@ namespace ImageProcessor
             return this;
         }
 
-        /// <summary>
-        /// Crops an image to the area of greatest entropy.
-        /// </summary>
-        /// <param name="threshold">
-        /// The threshold in bytes to control the entropy.
-        /// </param>
-        /// <returns>
-        /// The current instance of the <see cref="T:ImageProcessor.ImageFactory"/> class.
-        /// </returns>
-        public ImageFactory EntropyCrop(byte threshold = 128)
-        {
-            if (this.ShouldProcess)
-            {
-                EntropyCrop autoCrop = new EntropyCrop { DynamicParameter = threshold };
-                this.CurrentImageFormat.ApplyProcessor(autoCrop.ProcessImage, this);
-            }
-
-            return this;
-        }
-
         /// <summary>
         /// Performs auto-rotation to ensure that EXIF defined rotation is reflected in 
         /// the final image.
@@ -495,6 +475,26 @@ namespace ImageProcessor
             return this;
         }
 
+        /// <summary>
+        /// Crops an image to the area of greatest entropy.
+        /// </summary>
+        /// <param name="threshold">
+        /// The threshold in bytes to control the entropy.
+        /// </param>
+        /// <returns>
+        /// The current instance of the <see cref="T:ImageProcessor.ImageFactory"/> class.
+        /// </returns>
+        public ImageFactory EntropyCrop(byte threshold = 128)
+        {
+            if (this.ShouldProcess)
+            {
+                EntropyCrop autoCrop = new EntropyCrop { DynamicParameter = threshold };
+                this.CurrentImageFormat.ApplyProcessor(autoCrop.ProcessImage, this);
+            }
+
+            return this;
+        }
+
         /// <summary>
         /// Applies a filter to the current image. Use the <see cref="MatrixFilters"/> class to 
         /// assign the correct filter.